add hidden blocks to all of the clamps with listeners
add hidden blocks to all of the clamps with listeners

hemantkasat/musicblocks,sneh1234/musicblocks,pikurasa/musicblocks,khandelwalYash/musicblocks-1,hemantkasat/musicblocks,pikurasa/musicblocks,tradzik/musicblocks,Kachachan/musicblocks,Kachachan/musicblocks,pikurasa/musicblocks,sneh1234/musicblocks,khandelwalYash/musicblocks-1,Kachachan/musicblocks,khandelwalYash/musicblocks-1,hemantkasat/musicblocks,tradzik/musicblocks,sneh1234/musicblocks,tradzik/musicblocks